81993385

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{1117}}^1$

素因数の和:1452

約数の個数: 16

約数和(自身を含む): 100700496

約数和(自身を除く): 18707111

約数列:

[1, 5, 53, 265, 277, 1117, 1385, 5585, 14681, 59201, 73405, 296005, 309409, 1547045, 16398677, 81993385]

約数ペア:

[(1, 81993385), (5, 16398677), (53, 1547045), (265, 309409), (277, 296005), (1117, 73405), (1385, 59201), (5585, 14681)]